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TYS to IAH: distance & flight time
Knoxville (McGhee Tyson Airport) → Houston (George Bush Intercontinental Houston Airport)
771 mi
1,241 km · 670 nm
2h 9m
estimated nonstop flight time
-1h
time difference · heading southwest
See live TYS→IAH fares Phone-only fares on this route — call free
Flight time details
771 miles nonstop takes roughly 2h 9m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- TYS — McGhee Tyson Airport · Knoxville, United States
- IAH — George Bush Intercontinental Houston Airport · Houston, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near TYS
- MMI · McMinn County Airport43 mi away
- HDI · Hardwick Field62 mi away
- CSV · Crossville Memorial Whitson Field62 mi away
- AVL · Asheville Regional Airport86 mi away
Near IAH
- DWH · David Wayne Hooks Memorial Airport14 mi away
- IWS · West Houston Airport23 mi away
- AAP · Andrau Airpark23 mi away
- HOU · William P Hobby Airport24 mi away
Frequently asked questions
How far is TYS from IAH?
The flight distance from Knoxville (TYS) to Houston (IAH) is 771 miles (1,241 km, 670 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TYS to IAH?
A nonstop flight takes about 2h 9m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Knoxville and Houston?
Houston is 1 hour behind Knoxville.
What is the cheapest way to fly from TYS to IAH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TYS–IAH that never appear on search engines, with no booking fees.